Although Granamyr's model sheet explained how his wings grow in size prior to his flying, this detail never appears on screen, causing a continuity error as the great dragon's wings go from tiny at the beginning to large near the end.
The rainbow effect and backgrounds seen when characters travel between dimensions were seen earlier in Quest for He-man (1983) and would be used again in Into the Dark Dimension (1985) and The Greatest Magic (1985)
The character models for Brindle and Zem are reused from two different characters, Zicran and Jarvan respectively, who first appeared in A Friend in Need (1983). An altered version of Zem also appeared as the character Spyster in The Inspector (1987).
The facial features of the 'Gorgeous Woman' were used earlier as those of Lady Valtira in The Sleepers Awaken (1983).